<!--
 * @Author: NaturalHulk 2066634567@qq.com
 * @Date: 2023-12-28 16:39:37
 * @LastEditors: NaturalHulk 2066634567@qq.com
 * @LastEditTime: 2024-02-28 13:37:15
 * @FilePath: /wms/src/components/p-components/p-imagePreview/index.vue
 * @Description: 这是默认设置,请设置`customMade`, 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
-->
<template>
  <el-image
    v-for="(item, index) in realSrcList"
    :key="index"
    :src="item"
    fit="cover"
    :style="`width:${realWidth};height:${realHeight};`"
    :preview-src-list="getPreviewImgList(index, realSrcList)"
    append-to-body="true"
  >
    <template #error>
      <div class="image-slot">
        <el-icon><picture-filled /></el-icon>
      </div>
    </template>
  </el-image>
</template>

<script setup>
import { isExternal } from "@/utils/validate";

import errorImg from "@/assets/baseImg/noImg.png?png";

const props = defineProps({
  src: {
    type: String,
    default: "",
  },
  width: {
    type: [Number, String],
    default: "146px",
  },
  height: {
    type: [Number, String],
    default: "146px",
  },
});

const realSrc = computed(() => {
  if (!props.src) {
    return;
  }
  let real_src = props.src.split(",")[0];
  if (isExternal(real_src)) {
    return real_src;
  }
  return import.meta.env.VITE_APP_BASE_API + real_src;
});

const realSrcList = computed(() => {
  if (!props.src) return [errorImg];
  let real_src_list = props.src.split(",");
  let srcList = [];

  real_src_list.forEach((item) => {
    console.log(item, "item");
    if (isExternal(item)) {
      return srcList.push(item);
    }
    return srcList.push(item);
  });

  return srcList;
});

const getPreviewImgList = (index, imgArr) => {
  let arr = [];
  let i = 0;
  for (i; i < imgArr.length; i++) {
    arr.push(imgArr[i + index]);
    if (i + index >= imgArr.length - 1) {
      index = 0 - (i + 1);
    }
  }
  return arr;
};

const realWidth = computed(() =>
  typeof props.width == "string" ? props.width : `${props.width}px`
);

const realHeight = computed(() =>
  typeof props.height == "string" ? props.height : `${props.height}px`
);
</script>

<style lang="scss" scoped>
.el-image {
  border-radius: 5px;
  background-color: #ebeef5;
  box-shadow: 0 0 5px 1px #ccc;
  :deep(.el-image__inner) {
    transition: all 0.3s;
    cursor: pointer;
    &:hover {
      transform: scale(1.2);
    }
  }
  :deep(.image-slot) {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    color: #909399;
    font-size: 30px;
  }
}
</style>
